anthophyllite


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Related to anthophyllite: actinolite, gedrite

an·tho·phyl·lite

 (ăn′thə-fī′līt′, ăn′thŏf′ə-līt′)
n.
A grayish, brownish, or greenish amphibole mineral, (Mg,Fe)7Si8O22(OH)2, having a fibrous form that is a variety of asbestos.

[German Anthophyllit : New Latin anthophyllus, mother of cloves (the fruit of the clove tree, formerly much used as an aromatic or candied), clove tree (from Greek anthos, flower + phullon, leaf; see bhel- in Indo-European roots) + German -it, -ite (the mineral being so named in 1801 by Danish naturalist Heinrich Christian Friedrich Schumacher (1757-1830) in reference to the clove-brown color of his specimen).]

anthophyllite

(ˌænθəʊˈfɪlaɪt; ænˈθɒfɪˌlaɪt)
n
(Minerals) a black or greenish-black mineral from the hornblende group, found in igneous and metamorphic rocks
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.anthophyllite - a dark brown mineral of the amphibole groupanthophyllite - a dark brown mineral of the amphibole group; magnesium iron silicate
amphibole - a mineral or mineral variety belonging to the amphibole group
amphibole group - a group of minerals with similar crystal structures containing a silicate chain and combinations of chiefly sodium and calcium and magnesium and iron and aluminum
References in periodicals archive ?
In 1976, Rohl et al (2) analyzed consumer talcums and reported that 10 of the 20 products (50%) analyzed contained tremolite and anthophyllite. Blount (3) reported asbestiform tremolite contamination of the ore used in a popular baby powder.
The imported asbestos varieties include chrysotile and anthophyllite. In Pakistan, asbestos containing products including electric heaters, drainage, sewerage and insulation pipes, furniture (tables, beds) and doors.
A study was conducted in Mohmand Agency and it was found that there is vast reserves of chrysotile, tremolite and anthophyllite asbestos deposits.
There is a dire need to acquaint our workforce with the composition of asbestos material in the form of fibrous silicate minerals actinolite, amosite, anthophyllite, crocidolite, tremolite and chysolite.
The principal varieties of asbestos are a serpentine material called chrysotile, and crocidolite, amosite, anthophyllite, tremolite, and actinolite--which are a type of dark mineral called amphiboles (Mirabelli et al., 2008).
Ongoing controversy exists with respect to the potency of various forms of asbestos (i.e., crocidolite, anthophyllite, tremolite, actinolite, amosite, chrysotile).
The binding values have been set for the following substances: asbestos (actinolite, anthophyllite, chrysotile, gruenerite, crocidolite, tremolite), benzene, hardwood dusts, lead and its inorganic compounds, vinyl chloride monomer [9,14,15].
[section] 61.141, states: "Asbestos means the asbestiform varieties of serpentinite (chrysotile), riebeckite (crocidolite), cummingtonite-grunerite, anthophyllite, and actinolite-tremolite." Other federal agencies have adopted similar definitions of asbestos that include the same six forms of asbestos, including 29 C.F.R.
Specifically, they are defined as being long and thin (having an aspect ratio greater than 3:1), and falling into categories of either "serpentine" (chrysotile) or "amphibole" (tremolite, amosite, crocidolite, actinolite, and anthophyllite) [7].
Quartzites and anthophyllite schists are also present in this zone, although they do not appear on the map (Figure 1) because of the scale.
High-temperature heat capacities and derived thermodynamic properties of anthophyllite, diopside, dolomite, enstatite, bronzite, talc, tremolite, and wollastonite.